Zabbix Server 7.4.x < 7.4.11 Authentication Bypass (ZBX-28071)

The version of Zabbix Server installed on the remote host is 7.4.x prior to 7.4.11. It is, therefore, affected by an authentication bypass vulnerability: - The cryptographic key used for signing Frontend sessions has been erroneously written to the database seed. In deployments that utilize both...

Linux Distros Unpatched Vulnerability : CVE-2026-23933

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In Zabbix 7.4 the cryptographic key used for signing Frontend sessions has been erroneously written to the database seed. Currently the only known exploitation...

CVE-2026-23933 Hardcoded session key in Zabbix 7.4

In Zabbix 7.4 the cryptographic key used for signing Frontend sessions has been erroneously written to the database seed. Currently the only known exploitation scenario is for deployments that utilize both - SAML authentication and guest users. In such cases the key can be used to forge valid...

CVE-2026-23933 Hardcoded session key in Zabbix 7.4

In Zabbix 7.4 the cryptographic key used for signing Frontend sessions has been erroneously written to the database seed. Currently the only known exploitation scenario is for deployments that utilize both - SAML authentication and guest users. In such cases the key can be used to forge valid...

CVE-2026-23933

creationtimestamp| type| source ---|---|--- 2026-08-18 12:15:13+00:00| seen| https://bsky.app/profile/o2cloud.bsky.social/post/3mte6ylxg2k26 2026-08-21 15:20:04+00:00| seen| https://bsky.app/profile/stackflag.bsky.social/post/3mtm2pve5hi2m...